next, we go back to newtown. within days, neighbors and friends began telphoning one another, and then gathering to make sense of the violence. hari sreenivasan reports on the beginnings of a group called "newtown united." >> in a meeting at the newtown lie rather more than three dozen citizens gathered last night not just to grieve but to figure out what's next for their community. afterwards we sat down with few of them for an extended conversation. tom bitman is a technology consultant. and this woman a mother of four. scott wolman owns a speakers bureau and james runs an environmental nonprofit. so james let me start with you. what was the impetus for this conversation tonight? >> i think a lot of us were feeling the same thing that we were impacted by this event not as much as some people. but that we felt helpless. we needed an avenue to discuss how we felt about what was going on. >> 20 households lost first graders. 20. those families are shattered. they can't do anything. i feel a bit of a responsibility